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Arenga undulatifolia
| Family Name: | Arecaceae (Palmae) |
| Synonyms: | Arenga ambong |
| Common Name: | Aren Gelora, Jaka |
Name
Classifications and Characteristics
| Plant Growth Form | Palm (Clustered Habit, Solitary Habit) |
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Biogeography
| Native Distribution | Philippines, Borneo and western Indonesia. |
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Description and Ethnobotany
| Growth Form | Arenga undulatifolia is observed to have solitary trunk or densely clustering trunk. It can reach up to 9 m tall. |
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| Trunk | The trunk is covered in mat of dark fiber which falls off when it is almost matured. Fallen fiber leaves behind a smooth dark green ringed scar on the trunk. |
| Foliage | The leaves are large (up to 3 m long) with leaflets (45 – 60 cm long) widely spaced. Leaflets are wavy on the margins, dark green above and silvery underneath. The leaf petiole is short and thick. |
| Flowers | The inflorescence emerge from the leaf bases and are usually hidden by foliage. The tiny flower are greenish white. |
| Fruit | Fruits are round (2.5 cm) and matures brown. |
| Habitat | Found in limestone forest. |
| Etymology | undulatifolia in latin means undulating and foliage, which refers to the wavy margins of the leaflets. |
Plant Care and Propagation
| Light Preference | Full Sun |
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| Water Preference | Moderate Water |
| Plant Growth Rate | Moderate |
| Rootzone Tolerance | Well-Drained Soils |
Foliar
| Mature Foliage Colour(s) | Green |
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| Foliar Shape(s) | Palm Fronds (Pinnate / Feather) |
| Leaf Area Index (LAI) for Green Plot Ratio | 4.0 (Palm - Cluster) |
Non - Foliar and Storage
| Trunk Type (Palm) | Clustering Habit, Aboveground |
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Image Repository
Others
| Master ID | 1300 |
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| Species ID | 5121 |
| Flora Disclaimer | The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes. |
